نتایج جستجو برای: free water subsurface fws

تعداد نتایج: 1049029  

Journal: :مدیریت آب و آبیاری 0
هوشنگ قمرنیا دانشیار گروه مهندسی آب، پردیس کشاورزی و منابع طبیعی، دانشگاه رازی، کرمانشاه - ایران مریم بشی پور دانش¬آموخته کارشناسی ارشد آبیاری و زهکشی، گروه مهندسی آب، پردیس کشاورزی و منابع طبیعی، دانشگاه رازی، کرمانشاه - ایران محمد اقبال قبادی استادیار گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه رازی کرمانشاه، کرمانشاه - ایران

coriander is one of the important economic plants for medicinal production. this investigation consists of the effects of different drip irrigation (surface and subsurface) and furrow irrigation methods on grain, oil and essential of coriander. for this purpose, experiment over the past two years (2010 and 2011) in a randomized complete block was designed in three replications. treatments were ...

Journal: :journal of agricultural science and technology 2015
s. yazdanpanah m. r. ehsani m. mizani

the aim of this study was to investigate the effect of the addition of commercial lipase in various forms on the acceleration of the ripening of uf-feta cheese. commercial lipase from aspergillus niger was encapsulated by using silica composition based on sol-gel method. lipase was then added to cheeses in three forms, namely, free lipase, encapsulated lipase, and encapsulated lipase with arabi...

2005
Gabriel Alvarez

Wave-equation migration with the velocity of the primaries maps non-diffracted waterbottom multiples to an hyperbola in subsurface-offset-domain-common-image-gathers. Furthermore, for positive surface offsets, the multiples are mapped to non-positive subsurface offsets if sediment velocity is faster than water. The larger the offset in the data space, the larger the subsurface offset and the sh...

2007
Halldór Ármannsson

Subsurface waters have been classified into meteoric water, ocean water, evolved connate water, magmatic water and juvenile water. Geothermal water is mostly meteoric and oceanic water although andesitic waters near subduction areas often contain significant proportions of evolved connate and magmatic waters. Geothermal waters have been classified with respect to their anion and cation contents...

2003
C. A. Cambardella T. B. Moorman D. B. Jaynes J. L. Hatfield T. B. Parkin W. W. Simpkins D. L. Karlen

Nonpoint source contamination of surface and groundwater resources with nitrate-N (NO3-N) has been linked to agriculture across the midwestern USA. A 4-yr study was conducted to assess the extent of NO3-N leaching in a central Iowa field. Water flow rate was monitored continuously and data were stored on an internal datalogger. Water samples for chemical analysis were collected weekly provided ...

Journal: :Molecular biology of the cell 2003
Rebecca M Farkas Maria Grazia Giansanti Maurizio Gatti Margaret T Fuller

The multisubunit conserved oligomeric Golgi (COG) complex has been shown previously to be involved in Golgi function in yeast and mammalian tissue culture cells. Despite this broad conservation, several subunits, including Cog5, were not essential for growth and showed only mild effects on secretion when mutated in yeast, raising questions about what functions these COG complex subunits play in...

2015
P. Grabowski H. Bem R. L. Romer

The uranium (234U/238U) and radium (228Ra/226Ra) activity ratios and 87Sr/86Sr isotopic ratio in thermal groundwater, subsurface water (groundwater) and river water from Poddebice and Uniejow were determined. The uranium and radium activity ratios and strontium isotopic ratio varied from 0.629 to 1.471, from 0.396 to 4.961 and from 0.708438 to 0.710344, respectively. The results for the thermal...

2009
D. E. Stillman

Introduction: Dielectric spectroscopy (DS) can noninvasively detect electrical properties over a wide frequency range (1 mHz – 10 kHz) at depths ranging from 10s cm to 10s m. Electrical properties vary directly with density and mineralogy. Therefore, DS can determine the subsurface distribution of water ice, adsorbed water, ilmenite, and possibly Fe. Understanding the subsurface distribution of...

Deficit Irrigation (DI) is a fundamental solution for efficient water use in irrigated lands under conditions of water scarcity. The aim of the present study was to evaluate the potential for water saving and yield improvements of two greenhouse tomato cultivar (Shaqayeq and Shahrzad) with use of three DI treatment ,50, ,75, and ,100, percent of full irrigation along with surface and subsurface...

2005
Nicole Saenger Peter K. Kitanidis Robert L. Street

[1] Hyporheic exchange is an ecologically important process, controlling the nutrient supply in the upper sediments and thus benthic habitat quality. Hydraulic exchange at a riffle-pool sequence in the Lahn River, Germany, was analyzed using HEC-RAS to simulate the surface water flow as a boundary for the subsurface flow and MODFLOW, MODPATH, and MT3DMS to reproduce the transport in the subsurf...

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